FSA

CK-746 Ebike Crank Arm Set - BROSE ISIS without Bolts

FSA CK-746 eBike Crank Arm Set delivers reliable performance for riders running BROSE drive systems. Built from forged AL6061/T6 aluminum, these crank arms strike the right balance between strength, stiffness, and low weight—ideal for the added torque demands of eBike use.

Designed specifically for the BROSE ISIS interface, the CK-746 provides a secure, durable connection that transfers power efficiently from rider to motor. Whether replacing worn components or upgrading for improved responsiveness, these crank arms offer the precision and dependability that serious eBike riders expect from FSA.

• Compatible with BROSE ISIS eBike motor systems
• Forged AL6061/T6 aluminum for high strength and stiffness
• Engineered for efficient power transfer and long-term durability
• Sold as crank arm set; bolts not included